<template>
  <div id="aCoursesList" class="bg-fa of">
    <!-- /番剧详情 开始 -->
    <client-only >
    <section class="container">
      <section class="path-wrap txtOf hLh30">
          <a href="/" title class="c-999 fsize14">首页</a>
          \
          <a href="#" title class="c-999 fsize14">{{course.subjectLevelOne}}</a>
          \
          <span class="c-333 fsize14">{{course.subjectLevelTwo}}</span>
      </section>
      <dv-border-box-8>
        <div class="bored">
          <article class="c-v-pic-wrap" style="height: 300px">
              <section class="p-h-video-box" id="videoPlay">
                  <img :src="course.cover" :alt="course.title" class="dis c-v-pic">
              </section>
          </article>
          <aside class="c-attr-wrap">
              <section class="ml20 mr15">
                  <h2 class="hLh30 txtOf mt15">
                      <span class="c-fff fsize24">{{course.title}}</span>
                  </h2>
                  <section class="c-attr-jg">
                    <el-rate
                      v-model="value"
                      show-text>
                    </el-rate>
                  </section>
                  <section class="c-attr-mt c-attr-undis">
                      <span class="c-fff fsize14" >作者： {{course.teacherName}}&nbsp;&nbsp;&nbsp;</span>
                  </section>
                  <section class="c-attr-mt of">
                      <span class="ml10 vam">
                          <em class="icon18 scIcon"></em>
                          <a class="c-fff vam" title="收藏" href="#" >收藏</a>
                      </span>
                  </section>
                  <section class="c-attr-mt">
                      <a href="#" title="立即观看" class="comm-btn c-btn-3">立即观看</a>
                  </section>
              </section>
          </aside>
          <aside class="thr-attr-box">

              <ol class="thr-attr-ol clearfix">
                  <li>
                      <p>&nbsp;</p>
                      <aside>
                          <span class="c-fff f-fM">收藏数</span>
                          <br>
                          <h6 class="c-fff f-fM mt10">{{course.buyCount}}</h6>
                      </aside>
                  </li>
                  <li>
                      <p>&nbsp;</p>
                      <aside>
                          <span class="c-fff f-fM">章节数</span>
                          <br>
                          <h6 class="c-fff f-fM mt10">{{course.lessonNum}}</h6>
                      </aside>
                  </li>
                  <li>
                      <p>&nbsp;</p>
                      <aside>
                          <span class="c-fff f-fM">浏览数</span>
                          <br>
                          <h6 class="c-fff f-fM mt10">{{course.viewCount}}</h6>
                      </aside>
                  </li>
              </ol>
          </aside>
          <div class="clear"></div>
        </div>
        </dv-border-box-8>
      <!-- /番剧封面介绍 -->
      <div class="mt20 c-infor-box">
        <article class="fl col-7">
          <section class="mr30">
            <div class="i-box">
              <div>
                <section id="c-i-tabTitle" class="c-infor-tabTitle c-tab-title">
                  <a name="c-i" class="current" title="详情">详情</a>
                </section>
              </div>
              <article class="ml10 mr10 pt20">
                <div>
                  <h6 class="c-i-content c-infor-title">
                    <span>介绍</span>
                  </h6>
                  <div class="course-txt-body-wrap">
                    <section class="course-txt-body">
                        <p v-html="course.description">
                          {{course.description}}
                        </p>
                    </section>
                  </div>
                </div>
                <!-- /番剧详情 结束 -->
                <div class="mt50 commentHtml"><div>
                  <h6 class="c-c-content c-infor-title" id="i-art-comment">
                    <span class="commentTitle">视频评论</span>
                  </h6>

                  <section class="">
                    <section class="question-list lh-bj-list pr">
                      <ul class="pr10">
                        <li v-for="(comment,index) in data.items" v-bind:key="index">
                          <aside class="noter-pic">
                            <img width="50" height="50" class="picImg" :src="comment.avatar">
                          </aside>
                          <div class="of">
                          <span class="fl">
                          <font class="fsize12 c-blue">
                            {{comment.nickname}}</font>
                          <font class="fsize12 c-999 ml5">评论：</font></span>
                          </div>
                          <div class="noter-txt mt5">
                            <p>{{comment.content}}</p>
                          </div>
                          <div class="of mt5">
                            <span class="fr"><font class="fsize12 c-999 ml5">{{comment.gmtCreate}}</font></span>
                          </div>
                        </li>

                      </ul>
                    </section>
                  </section>
                  <section class="lh-bj-list pr mt20 replyhtml">
                    <ul>
                      <li class="unBr">
                        <aside class="noter-pic">
                          <img width="50" height="50" class="picImg" src="~/assets/img/avatar-boy.gif">
                        </aside>
                        <div class="of">
                          <section class="n-reply-wrap">
                            <fieldset>
                              <textarea name="" v-model="comment.content" placeholder="输入评论内容" id="commentContent"></textarea>
                            </fieldset>
                            <p class="of mt5 tar pl10 pr10">
                              <span class="fl "><tt class="c-red commentContentmeg" style="display: none;"></tt></span>
                              <input type="button" @click="addComment()" value="发表" class="lh-reply-btn">
                            </p>
                          </section>
                        </div>
                      </li>
                    </ul>
                  </section>
                  <!-- 公共分页 开始 -->
                  <div class="block">
                    <span class="demonstration"></span>
                    <el-pagination
                      @size-change="handleSizeChange"
                      @current-change="handleCurrentChange"
                      :current-page="pageNum"
                      :page-sizes="[4, 8, 12, 20]"
                      :page-size="pageSize"
                      layout="total, sizes, prev, pager, next, jumper"
                      :total="data.total">
                    </el-pagination>
                  </div>
                  <!-- 公共分页 结束 -->
                </div>
                </div>
                <!-- /番剧介绍 -->
                <div class="mt50">
                  <h6 class="c-g-content c-infor-title">
                      <span>目录</span>
                  </h6>
                  <section class="mt20">
                      <div class="lh-menu-wrap">
                          <menu id="lh-menu" class="lh-menu mt10 mr10">
                              <ul>
                                  <!-- 番剧章节目录 -->
                                  <li class="lh-menu-stair" v-for="chapter in chapterList" :key="chapter.id">
                                      <a href="javascript: void(0)" :title="chapter.title" class="current-1">
                                          <em class="lh-menu-i-1 icon18 mr10"></em>{{chapter.title}}
                                      </a>
                                      <ol class="lh-menu-ol" style="display: block;">
                                          <li class="lh-menu-second ml30"  v-for="video in chapter.children" v-bind:key="video.id">
                                              <a :href="'/player/' + video.id" target="_blank" :title="video.title" >
                                                  <span class="fr" >
                                                      <i class="free-icon vam mr10">{{ Number(video.size) === 1 ? '视频可播放' :'链接失效' }}</i>
                                                  </span>
                                                  <em class="lh-menu-i-2 icon16 mr5">&nbsp;</em>{{video.title}}
                                              </a>
                                          </li>
                                      </ol>
                                  </li>
                              </ul>
                          </menu>
                      </div>
                  </section>
              </div>
                <!-- /番剧大纲 -->
              </article>
            </div>
          </section>
        </article>
        <aside class="fl col-3">
          <div class="i-box">
            <div>
              <section class="c-infor-tabTitle c-tab-title">
                  <a title href="javascript:void(0)">作者</a>
              </section>
              <section class="stud-act-list">
                  <ul style="height: auto;">
                      <li>
                          <div class="u-face">
                              <a :href="'/teacher/'+course.teacherId" target="_blank">
                                  <img :src="course.avatar" width="50" height="50" alt>
                              </a>
                          </div>
                          <section class="hLh30 txtOf">
                              <a class="c-333 fsize16 fl" :href="'/teacher/'+course.teacherId" target="_blank">{{course.teacherName}}</a>
                          </section>
                          <section class="hLh20 txtOf">
                              <span class="c-999">{{course.intro}}</span>
                          </section>
                      </li>
                  </ul>
              </section>
          </div>
          </div>
        </aside>
        <div class="clear"></div>
      </div>
    </section>
    </client-only>
  </div>
</template>

<script>
import comment from '@/api/common'
import course from "@/api/teacher"
export default {
  asyncData({ params, error }) {
    return course.getCourseInfo(params.id).then(response => {
      return {
        courseId:params.id,
        course: response.data.data.courseInfo,
        chapterList: response.data.data.list,
      }
    })
  },
  data () {
    return {
      value: null,
      data:{},
      total: 0,
      pageNum: 1,
      pageSize: 8,
      comment:{
        content:'',
        courseId:''
      },
      courseInfo:{},
      chapterVideoList:[],
    }
  },
  created() {
    this.initCourseInfo()
    this.initComment()
  },
  methods:{
    handleSizeChange(size) {
      this.pageSize = size
        course.getCourseList(this.pageNum, this.pageSize, this.searchObj).then(response => {
          this.data = response.data.data
        })
    },
    handleCurrentChange(num) {
      this.pageNum = num
        course.getCourseList(this.pageNum, this.pageSize, this.searchObj).then(response => {
          this.data = response.data.data
        })
    },
    initComment() {
      comment.getPageList(this.pageNum, this.pageSize, this.courseId).then(response => {
        this.data = response.data.data
      })
    },
    addComment(){
      this.comment.courseId = this.courseId
      this.comment.replyId = this.courseInfo.replyId
      comment.addComment(this.comment).then(response => {
        if(response.data.success){
          this.comment.content = ''
          this.initComment()
        }
      })
    },
    initCourseInfo() {
      course.getCourseInfo(this.courseId).then(response => {
        this.courseInfo=response.data.data.courseInfo
        this.chapterVideoList=response.data.data.list
      })
    },
  }
}
</script>
